7.8high
CVE-2020-1027KEVin critical feed
An elevation of privilege vulnerability exists in the way that the Windows Kernel handles objects in memory, aka 'Windows Kernel Elevation…
Published 6 y ago · modified 4 mo ago · JSON
CVSS
7.8
v3.1 · CNA
CISA KEV
Yes
added 2022-05-23
EPSS
4.7%
percentile 92%
Public exploits
0
none known
Summary
An elevation of privilege vulnerability exists in the way that the Windows Kernel handles objects in memory, aka 'Windows Kernel Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0913, CVE-2020-1000, CVE-2020-1003.
Known exploited (CISA KEV)
- Added
- 4 y ago
- Due date
- 2022-06-13 (4 y ago)
- Ransomware use
- Unknown
- Required action
- Apply updates per vendor instructions.
- Vendor / product
- Microsoft / Windows
- CISA name
- Microsoft Windows Kernel Privilege Escalation Vulnerability
CISA SSVC assessment
- Exploitation
- Active — exploited in the wild
- Automatable
- no
- Technical impact
- total
- Assessed
- 21 mo ago
Exploit prediction (EPSS)
4.72% probability of exploitation in the next 30 days, higher than 92% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| CISA ADP | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Affected products
- Microsoft Windows
- Microsoft Windows Server
- Microsoft Windows 10 Version 1909 for 32-bit Systems
- Microsoft Windows 10 Version 1909 for x64-based Systems
- Microsoft Windows 10 Version 1909 for ARM64-based Systems
- Microsoft Windows Server, version 1909 (Server Core installation)
- Microsoft Windows 10 Version 1903 for 32-bit Systems
- Microsoft Windows 10 Version 1903 for x64-based Systems
- Microsoft Windows 10 Version 1903 for ARM64-based Systems
- Microsoft Windows Server, version 1903 (Server Core installation)
Classification
- Weakness
- CWE-787 Out-of-bounds Write
References
- portal.msrc.microsoft.com /en-US/security-guidance/advisory/CVE-2020-1027 · x_refsource_MISC, x_transferred
- packetstormsecurity.com /files/168068/Windows-sxs-CNodeFactory-XMLParser_Element_doc_assembly_assemblyIdentity-Hea · x_refsource_MISC, x_transferred
- cisa.gov /known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1027 · government-resource
Sources
- CVE List: CVE-2020-1027
- NVD: CVE-2020-1027
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